NextCloud Linux Servers Targetted by NextCry Ransomware

Peter Reutemann <[email protected]> Mon, 25 Nov 2019 11:07:04 +1300
Newsgroups gmane.org.user-groups.linux.waikato
Message-ID <CAHoQ12LKH3fG0Q3k654MsQg8t85son=UA6sgK5YxppQ=iqpA9g@mail.gmail.com>
'A new and particularly troublesome ransomware variant has been
identified in the wild. Dubbed NextCry, this nasty strain of
ransomware encrypts data on NextCloud Linux servers and has managed to
evade the detection of public scanning platforms and antivirus
engines. To make matters worse, there is currently no free decryption
tool available for victims.

Ransomware hunter and creator of ID Ransomware Michael Gillespie notes
that the NextCry ransomware, which is a Python script compiled in a
Linux ELF binary using pyInstaller, oddly uses Base64 to encode file
names as well as the content of files which have already been
encrypted. Gillespie has also confirmed that NextCry encrypts data
using the AES algorithm with a 256-bit key.

The ransom note that NextCry victims receive reads "READ_FOR_DECRYPT",
and demands 0.025 BTC for a victim's files to be unlocked.'

-- source: https://linux.slashdot.org/story/19/11/24/1845253

Cheers, Peter
-- 
Peter Reutemann
Dept. of Computer Science
University of Waikato, NZ
+64 (7) 858-5174
http://www.cms.waikato.ac.nz/~fracpete/
http://www.data-mining.co.nz/
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